Here are the specs for the DSC-RX10 as listed in the Owners Manual:
Max resolution 5472 x 3648
Effective pixels 20 megapixels
Sensor size 1″ (13.2 x 8.8 mm)
Sensor type BSI-CMOS
ISO Auto (125 - 12800), manual (125- 12800)
Focal length (equiv.) 24–200 mm
Max aperture F2.8
Articulated LCD Tilting
Screen size 3″
Format MPEG-4, AVCHD, XAVC S
Storage types SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo
USB USB 2.0 (480 Mbit/sec)
Weight (inc. batteries) 813 g (1.79 lb / 28.68 oz)
Dimensions 129 x 88 x 102 mm (5.08 x 3.46 x 4.02″)